[Rd] segfault on 2.11.0 with large POSIXct vector using as.character

[Gabor Grothendieck]

On my Vista system there is no seg fault:

> invisible(as.character(Sys.time()+1:5e5))
> win.version()
[1] "Windows Vista (build 6002) Service Pack 2"
> R.version.string
[1] "R version 2.11.0 Patched (2010-04-26 r51822)"


On Wed, May 26, 2010 at 7:29 AM, Jeff Ryan <jeff.a.ryan at gmail.com> wrote:
> Running "as.character" on a large POSIXct causes a segfault on my 2.11
> (2010-04-22) install.  Seems to crash at around 9e4 ... on OSX and Ubuntu at
> least.
>
>> invisible(as.character(Sys.time()+1:7e4))
>> invisible(as.character(Sys.time()+1:8e4))
>> invisible(as.character(Sys.time()+1:9e4))
> Error: segfault from C stack overflow
>
>
>> invisible(as.character(Sys.time()+1:5e5))
> Error: segfault from C stack overflow
>
> Thanks,
> Jeff
>
>> sessionInfo()
> R version 2.11.0 (2010-04-22)
> x86_64-apple-darwin10.2.0
>
> locale:
> [1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8
>
> attached base packages:
> [1] stats     graphics  grDevices utils     datasets  methods   base
>
>
>> sessionInfo()
> R version 2.11.0 (2010-04-22)
> i486-pc-linux-gnu
>
> locale:
>  [1] LC_CTYPE=en_US.utf8       LC_NUMERIC=C
>  [3] LC_TIME=en_US.utf8        LC_COLLATE=en_US.utf8
>  [5] LC_MONETARY=C             LC_MESSAGES=en_US.utf8
>  [7] LC_PAPER=en_US.utf8       LC_NAME=C
>  [9] LC_ADDRESS=C              LC_TELEPHONE=C
> [11] LC_MEASUREMENT=en_US.utf8 LC_IDENTIFICATION=C
>
> attached base packages:
> [1] stats     graphics  grDevices utils     datasets  methods   base
>>
>
> --
> Jeffrey Ryan
> jeffrey.ryan at insightalgo.com
>
> ia: insight algorithmics
> www.insightalgo.com
>
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>
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